{"product_id":"upettools-4-inch-air-stone-for-aquarium-quiet-large-round-airstone-with-valve-high-efficiency-oxygen-diffuser-for-enhanced-water-circulation-ideal-for-medium-freshwater-saltwater-fish-tanks-size-4-inch","title":"UPETTOOLS 4 Inch Air Stone for Aquarium – Quiet Large Round Airstone with Valve, High Efficiency Oxygen Diffuser for Enhanced Water Circulation, Ideal for Medium Freshwater \u0026 Saltwater Fish Tanks - size: 4 inch","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUltra-Fine Nano Bubbles for Silent Oxygenation：4 inch fish tank bubbler air stone uses advanced sintered ceramic to produce ultra-fine, mist-like bubbles that maximize oxygen dissolution. Enjoy powerful aeration with minimal noise—perfect for peaceful betta tanks and sensitive shrimp aquariums.\u003c\/li\u003e\n\u003cli\u003eDurable Sintered Ceramic \u0026amp; ABS Construction：Built to last, this aquarium air stone features high-temperature sintered ceramic and a reinforced ABS frame. Resists cracking, clogging, acid, and alkali—ideal for long-term use in both freshwater and saltwater fish tanks.\u003c\/li\u003e\n\u003cli\u003eComplete Kit for Easy Setup：Everything you need in one box: 1x 3.2\" nano airstone, air tube, regulator valve, Y-connector, check valve, and 2 suction cups. This full accessory kit makes it the most convenient aquarium bubbler to install—no extra parts needed.\u003c\/li\u003e\n\u003cli\u003ePerfect Fit for Small to Medium Tanks：At 4 inches (100mm), this air stone for aquarium perfectly fits medium-sized tanks. Whether you have a community tank, planted aquarium, or reef setup, it delivers even bubble distribution and excellent water circulation for optimal aquatic health.\u003c\/li\u003e\n\u003cli\u003eSoak 1–2 Hours for Instant Bubbling:For best performance, soak the airstone in water for 1–2 hours before first use (tilt at 45° with inlet up). This removes trapped air and ensures immediate, uniform bubble flow—making it the fastest-starting air stone for aquarium fish tank setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e UPETTOOLS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Acrylonitrile Butadiene Styrene, Plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Weight:\u003c\/strong\u003e 0.25 Kilograms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Packs:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions ‏:\u003c\/strong\u003e ‎ 5.59 x 5.2 x 2.01 inches; 8.82 ounces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem model number ‏:\u003c\/strong\u003e ‎ ST100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDate First Available ‏:\u003c\/strong\u003e ‎ August 13, 2025\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer ‏:\u003c\/strong\u003e ‎ UPETTOOLS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN ‏:\u003c\/strong\u003e ‎ B0FM7HZM74\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest Sellers Rank:\u003c\/strong\u003e #37,698 in Pet Supplies (See Top 100 in Pet Supplies)\n#119 in Aquarium Air Pump Accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomer Reviews:\u003c\/strong\u003e 4.0 \n4.0 out of 5 stars\n   (51)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UPETTOOLS","offers":[{"title":"Default Title","offer_id":52589384499481,"sku":"B0FM7HZM74-size-4-inch","price":35.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/1365\/1737\/files\/51YuZ5wuqUL_05742348-529b-406c-b87d-cb59e5b8ade4.jpg?v=1781596140","url":"https:\/\/aquadrops.us\/products\/upettools-4-inch-air-stone-for-aquarium-quiet-large-round-airstone-with-valve-high-efficiency-oxygen-diffuser-for-enhanced-water-circulation-ideal-for-medium-freshwater-saltwater-fish-tanks-size-4-inch","provider":"Aqua Drops","version":"1.0","type":"link"}